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authormarha <marha@users.sourceforge.net>2015-02-22 21:39:56 +0100
committermarha <marha@users.sourceforge.net>2015-02-22 21:39:56 +0100
commit462f18c7b25fe3e467f837647d07ab0a78aa8d2b (patch)
treefc8013c0a1bac05a1945846c1697e973f4c35013 /openssl/crypto/cms/cms_asn1.c
parent36f711ee12b6dd5184198abed3aa551efb585587 (diff)
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Merged origin/release (checked in because wanted to merge new stuff)
Diffstat (limited to 'openssl/crypto/cms/cms_asn1.c')
-rw-r--r--openssl/crypto/cms/cms_asn1.c448
1 files changed, 259 insertions, 189 deletions
diff --git a/openssl/crypto/cms/cms_asn1.c b/openssl/crypto/cms/cms_asn1.c
index cfe67fb6c..81a3407f1 100644
--- a/openssl/crypto/cms/cms_asn1.c
+++ b/openssl/crypto/cms/cms_asn1.c
@@ -1,5 +1,6 @@
/* crypto/cms/cms_asn1.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project.
*/
/* ====================================================================
@@ -10,7 +11,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -59,104 +60,105 @@
ASN1_SEQUENCE(CMS_IssuerAndSerialNumber) = {
- ASN1_SIMPLE(CMS_IssuerAndSerialNumber, issuer, X509_NAME),
- ASN1_SIMPLE(CMS_IssuerAndSerialNumber, serialNumber, ASN1_INTEGER)
+ ASN1_SIMPLE(CMS_IssuerAndSerialNumber, issuer, X509_NAME),
+ ASN1_SIMPLE(CMS_IssuerAndSerialNumber, serialNumber, ASN1_INTEGER)
} ASN1_SEQUENCE_END(CMS_IssuerAndSerialNumber)
ASN1_SEQUENCE(CMS_OtherCertificateFormat) = {
- ASN1_SIMPLE(CMS_OtherCertificateFormat, otherCertFormat, ASN1_OBJECT),
- ASN1_OPT(CMS_OtherCertificateFormat, otherCert, ASN1_ANY)
+ ASN1_SIMPLE(CMS_OtherCertificateFormat, otherCertFormat, ASN1_OBJECT),
+ ASN1_OPT(CMS_OtherCertificateFormat, otherCert, ASN1_ANY)
} ASN1_SEQUENCE_END(CMS_OtherCertificateFormat)
ASN1_CHOICE(CMS_CertificateChoices) = {
- ASN1_SIMPLE(CMS_CertificateChoices, d.certificate, X509),
- ASN1_IMP(CMS_CertificateChoices, d.extendedCertificate, ASN1_SEQUENCE, 0),
- ASN1_IMP(CMS_CertificateChoices, d.v1AttrCert, ASN1_SEQUENCE, 1),
- ASN1_IMP(CMS_CertificateChoices, d.v2AttrCert, ASN1_SEQUENCE, 2),
- ASN1_IMP(CMS_CertificateChoices, d.other, CMS_OtherCertificateFormat, 3)
+ ASN1_SIMPLE(CMS_CertificateChoices, d.certificate, X509),
+ ASN1_IMP(CMS_CertificateChoices, d.extendedCertificate, ASN1_SEQUENCE, 0),
+ ASN1_IMP(CMS_CertificateChoices, d.v1AttrCert, ASN1_SEQUENCE, 1),
+ ASN1_IMP(CMS_CertificateChoices, d.v2AttrCert, ASN1_SEQUENCE, 2),
+ ASN1_IMP(CMS_CertificateChoices, d.other, CMS_OtherCertificateFormat, 3)
} ASN1_CHOICE_END(CMS_CertificateChoices)
ASN1_CHOICE(CMS_SignerIdentifier) = {
- ASN1_SIMPLE(CMS_SignerIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
- ASN1_IMP(CMS_SignerIdentifier, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0)
+ ASN1_SIMPLE(CMS_SignerIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
+ ASN1_IMP(CMS_SignerIdentifier, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0)
} ASN1_CHOICE_END(CMS_SignerIdentifier)
ASN1_NDEF_SEQUENCE(CMS_EncapsulatedContentInfo) = {
- ASN1_SIMPLE(CMS_EncapsulatedContentInfo, eContentType, ASN1_OBJECT),
- ASN1_NDEF_EXP_OPT(CMS_EncapsulatedContentInfo, eContent, ASN1_OCTET_STRING_NDEF, 0)
+ ASN1_SIMPLE(CMS_EncapsulatedContentInfo, eContentType, ASN1_OBJECT),
+ ASN1_NDEF_EXP_OPT(CMS_EncapsulatedContentInfo, eContent, ASN1_OCTET_STRING_NDEF, 0)
} ASN1_NDEF_SEQUENCE_END(CMS_EncapsulatedContentInfo)
/* Minor tweak to operation: free up signer key, cert */
static int cms_si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
- void *exarg)
- {
- if(operation == ASN1_OP_FREE_POST)
- {
- CMS_SignerInfo *si = (CMS_SignerInfo *)*pval;
- if (si->pkey)
- EVP_PKEY_free(si->pkey);
- if (si->signer)
- X509_free(si->signer);
- }
- return 1;
- }
+ void *exarg)
+{
+ if (operation == ASN1_OP_FREE_POST) {
+ CMS_SignerInfo *si = (CMS_SignerInfo *)*pval;
+ if (si->pkey)
+ EVP_PKEY_free(si->pkey);
+ if (si->signer)
+ X509_free(si->signer);
+ if (si->pctx)
+ EVP_MD_CTX_cleanup(&si->mctx);
+ }
+ return 1;
+}
ASN1_SEQUENCE_cb(CMS_SignerInfo, cms_si_cb) = {
- ASN1_SIMPLE(CMS_SignerInfo, version, LONG),
- ASN1_SIMPLE(CMS_SignerInfo, sid, CMS_SignerIdentifier),
- ASN1_SIMPLE(CMS_SignerInfo, digestAlgorithm, X509_ALGOR),
- ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, signedAttrs, X509_ATTRIBUTE, 0),
- ASN1_SIMPLE(CMS_SignerInfo, signatureAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_SignerInfo, signature, ASN1_OCTET_STRING),
- ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, unsignedAttrs, X509_ATTRIBUTE, 1)
+ ASN1_SIMPLE(CMS_SignerInfo, version, LONG),
+ ASN1_SIMPLE(CMS_SignerInfo, sid, CMS_SignerIdentifier),
+ ASN1_SIMPLE(CMS_SignerInfo, digestAlgorithm, X509_ALGOR),
+ ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, signedAttrs, X509_ATTRIBUTE, 0),
+ ASN1_SIMPLE(CMS_SignerInfo, signatureAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_SignerInfo, signature, ASN1_OCTET_STRING),
+ ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, unsignedAttrs, X509_ATTRIBUTE, 1)
} ASN1_SEQUENCE_END_cb(CMS_SignerInfo, CMS_SignerInfo)
ASN1_SEQUENCE(CMS_OtherRevocationInfoFormat) = {
- ASN1_SIMPLE(CMS_OtherRevocationInfoFormat, otherRevInfoFormat, ASN1_OBJECT),
- ASN1_OPT(CMS_OtherRevocationInfoFormat, otherRevInfo, ASN1_ANY)
+ ASN1_SIMPLE(CMS_OtherRevocationInfoFormat, otherRevInfoFormat, ASN1_OBJECT),
+ ASN1_OPT(CMS_OtherRevocationInfoFormat, otherRevInfo, ASN1_ANY)
} ASN1_SEQUENCE_END(CMS_OtherRevocationInfoFormat)
ASN1_CHOICE(CMS_RevocationInfoChoice) = {
- ASN1_SIMPLE(CMS_RevocationInfoChoice, d.crl, X509_CRL),
- ASN1_IMP(CMS_RevocationInfoChoice, d.other, CMS_OtherRevocationInfoFormat, 1)
+ ASN1_SIMPLE(CMS_RevocationInfoChoice, d.crl, X509_CRL),
+ ASN1_IMP(CMS_RevocationInfoChoice, d.other, CMS_OtherRevocationInfoFormat, 1)
} ASN1_CHOICE_END(CMS_RevocationInfoChoice)
ASN1_NDEF_SEQUENCE(CMS_SignedData) = {
- ASN1_SIMPLE(CMS_SignedData, version, LONG),
- ASN1_SET_OF(CMS_SignedData, digestAlgorithms, X509_ALGOR),
- ASN1_SIMPLE(CMS_SignedData, encapContentInfo, CMS_EncapsulatedContentInfo),
- ASN1_IMP_SET_OF_OPT(CMS_SignedData, certificates, CMS_CertificateChoices, 0),
- ASN1_IMP_SET_OF_OPT(CMS_SignedData, crls, CMS_RevocationInfoChoice, 1),
- ASN1_SET_OF(CMS_SignedData, signerInfos, CMS_SignerInfo)
+ ASN1_SIMPLE(CMS_SignedData, version, LONG),
+ ASN1_SET_OF(CMS_SignedData, digestAlgorithms, X509_ALGOR),
+ ASN1_SIMPLE(CMS_SignedData, encapContentInfo, CMS_EncapsulatedContentInfo),
+ ASN1_IMP_SET_OF_OPT(CMS_SignedData, certificates, CMS_CertificateChoices, 0),
+ ASN1_IMP_SET_OF_OPT(CMS_SignedData, crls, CMS_RevocationInfoChoice, 1),
+ ASN1_SET_OF(CMS_SignedData, signerInfos, CMS_SignerInfo)
} ASN1_NDEF_SEQUENCE_END(CMS_SignedData)
ASN1_SEQUENCE(CMS_OriginatorInfo) = {
- ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, certificates, CMS_CertificateChoices, 0),
- ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, crls, CMS_RevocationInfoChoice, 1)
+ ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, certificates, CMS_CertificateChoices, 0),
+ ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, crls, CMS_RevocationInfoChoice, 1)
} ASN1_SEQUENCE_END(CMS_OriginatorInfo)
ASN1_NDEF_SEQUENCE(CMS_EncryptedContentInfo) = {
- ASN1_SIMPLE(CMS_EncryptedContentInfo, contentType, ASN1_OBJECT),
- ASN1_SIMPLE(CMS_EncryptedContentInfo, contentEncryptionAlgorithm, X509_ALGOR),
- ASN1_IMP_OPT(CMS_EncryptedContentInfo, encryptedContent, ASN1_OCTET_STRING_NDEF, 0)
+ ASN1_SIMPLE(CMS_EncryptedContentInfo, contentType, ASN1_OBJECT),
+ ASN1_SIMPLE(CMS_EncryptedContentInfo, contentEncryptionAlgorithm, X509_ALGOR),
+ ASN1_IMP_OPT(CMS_EncryptedContentInfo, encryptedContent, ASN1_OCTET_STRING_NDEF, 0)
} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedContentInfo)
ASN1_SEQUENCE(CMS_KeyTransRecipientInfo) = {
- ASN1_SIMPLE(CMS_KeyTransRecipientInfo, version, LONG),
- ASN1_SIMPLE(CMS_KeyTransRecipientInfo, rid, CMS_SignerIdentifier),
- ASN1_SIMPLE(CMS_KeyTransRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_KeyTransRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
+ ASN1_SIMPLE(CMS_KeyTransRecipientInfo, version, LONG),
+ ASN1_SIMPLE(CMS_KeyTransRecipientInfo, rid, CMS_SignerIdentifier),
+ ASN1_SIMPLE(CMS_KeyTransRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_KeyTransRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
} ASN1_SEQUENCE_END(CMS_KeyTransRecipientInfo)
ASN1_SEQUENCE(CMS_OtherKeyAttribute) = {
- ASN1_SIMPLE(CMS_OtherKeyAttribute, keyAttrId, ASN1_OBJECT),
- ASN1_OPT(CMS_OtherKeyAttribute, keyAttr, ASN1_ANY)
+ ASN1_SIMPLE(CMS_OtherKeyAttribute, keyAttrId, ASN1_OBJECT),
+ ASN1_OPT(CMS_OtherKeyAttribute, keyAttr, ASN1_ANY)
} ASN1_SEQUENCE_END(CMS_OtherKeyAttribute)
ASN1_SEQUENCE(CMS_RecipientKeyIdentifier) = {
- ASN1_SIMPLE(CMS_RecipientKeyIdentifier, subjectKeyIdentifier, ASN1_OCTET_STRING),
- ASN1_OPT(CMS_RecipientKeyIdentifier, date, ASN1_GENERALIZEDTIME),
- ASN1_OPT(CMS_RecipientKeyIdentifier, other, CMS_OtherKeyAttribute)
+ ASN1_SIMPLE(CMS_RecipientKeyIdentifier, subjectKeyIdentifier, ASN1_OCTET_STRING),
+ ASN1_OPT(CMS_RecipientKeyIdentifier, date, ASN1_GENERALIZEDTIME),
+ ASN1_OPT(CMS_RecipientKeyIdentifier, other, CMS_OtherKeyAttribute)
} ASN1_SEQUENCE_END(CMS_RecipientKeyIdentifier)
ASN1_CHOICE(CMS_KeyAgreeRecipientIdentifier) = {
@@ -164,10 +166,21 @@ ASN1_CHOICE(CMS_KeyAgreeRecipientIdentifier) = {
ASN1_IMP(CMS_KeyAgreeRecipientIdentifier, d.rKeyId, CMS_RecipientKeyIdentifier, 0)
} ASN1_CHOICE_END(CMS_KeyAgreeRecipientIdentifier)
-ASN1_SEQUENCE(CMS_RecipientEncryptedKey) = {
- ASN1_SIMPLE(CMS_RecipientEncryptedKey, rid, CMS_KeyAgreeRecipientIdentifier),
- ASN1_SIMPLE(CMS_RecipientEncryptedKey, encryptedKey, ASN1_OCTET_STRING)
-} ASN1_SEQUENCE_END(CMS_RecipientEncryptedKey)
+static int cms_rek_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
+ void *exarg)
+{
+ CMS_RecipientEncryptedKey *rek = (CMS_RecipientEncryptedKey *)*pval;
+ if (operation == ASN1_OP_FREE_POST) {
+ if (rek->pkey)
+ EVP_PKEY_free(rek->pkey);
+ }
+ return 1;
+}
+
+ASN1_SEQUENCE_cb(CMS_RecipientEncryptedKey, cms_rek_cb) = {
+ ASN1_SIMPLE(CMS_RecipientEncryptedKey, rid, CMS_KeyAgreeRecipientIdentifier),
+ ASN1_SIMPLE(CMS_RecipientEncryptedKey, encryptedKey, ASN1_OCTET_STRING)
+} ASN1_SEQUENCE_END_cb(CMS_RecipientEncryptedKey, CMS_RecipientEncryptedKey)
ASN1_SEQUENCE(CMS_OriginatorPublicKey) = {
ASN1_SIMPLE(CMS_OriginatorPublicKey, algorithm, X509_ALGOR),
@@ -180,32 +193,48 @@ ASN1_CHOICE(CMS_OriginatorIdentifierOrKey) = {
ASN1_IMP(CMS_OriginatorIdentifierOrKey, d.originatorKey, CMS_OriginatorPublicKey, 1)
} ASN1_CHOICE_END(CMS_OriginatorIdentifierOrKey)
-ASN1_SEQUENCE(CMS_KeyAgreeRecipientInfo) = {
- ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, version, LONG),
- ASN1_EXP(CMS_KeyAgreeRecipientInfo, originator, CMS_OriginatorIdentifierOrKey, 0),
- ASN1_EXP_OPT(CMS_KeyAgreeRecipientInfo, ukm, ASN1_OCTET_STRING, 1),
- ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
- ASN1_SEQUENCE_OF(CMS_KeyAgreeRecipientInfo, recipientEncryptedKeys, CMS_RecipientEncryptedKey)
-} ASN1_SEQUENCE_END(CMS_KeyAgreeRecipientInfo)
+static int cms_kari_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
+ void *exarg)
+{
+ CMS_KeyAgreeRecipientInfo *kari = (CMS_KeyAgreeRecipientInfo *)*pval;
+ if (operation == ASN1_OP_NEW_POST) {
+ EVP_CIPHER_CTX_init(&kari->ctx);
+ EVP_CIPHER_CTX_set_flags(&kari->ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
+ kari->pctx = NULL;
+ } else if (operation == ASN1_OP_FREE_POST) {
+ if (kari->pctx)
+ EVP_PKEY_CTX_free(kari->pctx);
+ EVP_CIPHER_CTX_cleanup(&kari->ctx);
+ }
+ return 1;
+}
+
+ASN1_SEQUENCE_cb(CMS_KeyAgreeRecipientInfo, cms_kari_cb) = {
+ ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, version, LONG),
+ ASN1_EXP(CMS_KeyAgreeRecipientInfo, originator, CMS_OriginatorIdentifierOrKey, 0),
+ ASN1_EXP_OPT(CMS_KeyAgreeRecipientInfo, ukm, ASN1_OCTET_STRING, 1),
+ ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
+ ASN1_SEQUENCE_OF(CMS_KeyAgreeRecipientInfo, recipientEncryptedKeys, CMS_RecipientEncryptedKey)
+} ASN1_SEQUENCE_END_cb(CMS_KeyAgreeRecipientInfo, CMS_KeyAgreeRecipientInfo)
ASN1_SEQUENCE(CMS_KEKIdentifier) = {
- ASN1_SIMPLE(CMS_KEKIdentifier, keyIdentifier, ASN1_OCTET_STRING),
- ASN1_OPT(CMS_KEKIdentifier, date, ASN1_GENERALIZEDTIME),
- ASN1_OPT(CMS_KEKIdentifier, other, CMS_OtherKeyAttribute)
+ ASN1_SIMPLE(CMS_KEKIdentifier, keyIdentifier, ASN1_OCTET_STRING),
+ ASN1_OPT(CMS_KEKIdentifier, date, ASN1_GENERALIZEDTIME),
+ ASN1_OPT(CMS_KEKIdentifier, other, CMS_OtherKeyAttribute)
} ASN1_SEQUENCE_END(CMS_KEKIdentifier)
ASN1_SEQUENCE(CMS_KEKRecipientInfo) = {
- ASN1_SIMPLE(CMS_KEKRecipientInfo, version, LONG),
- ASN1_SIMPLE(CMS_KEKRecipientInfo, kekid, CMS_KEKIdentifier),
- ASN1_SIMPLE(CMS_KEKRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_KEKRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
+ ASN1_SIMPLE(CMS_KEKRecipientInfo, version, LONG),
+ ASN1_SIMPLE(CMS_KEKRecipientInfo, kekid, CMS_KEKIdentifier),
+ ASN1_SIMPLE(CMS_KEKRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_KEKRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
} ASN1_SEQUENCE_END(CMS_KEKRecipientInfo)
ASN1_SEQUENCE(CMS_PasswordRecipientInfo) = {
- ASN1_SIMPLE(CMS_PasswordRecipientInfo, version, LONG),
- ASN1_IMP_OPT(CMS_PasswordRecipientInfo, keyDerivationAlgorithm, X509_ALGOR, 0),
- ASN1_SIMPLE(CMS_PasswordRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_PasswordRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
+ ASN1_SIMPLE(CMS_PasswordRecipientInfo, version, LONG),
+ ASN1_IMP_OPT(CMS_PasswordRecipientInfo, keyDerivationAlgorithm, X509_ALGOR, 0),
+ ASN1_SIMPLE(CMS_PasswordRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_PasswordRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
} ASN1_SEQUENCE_END(CMS_PasswordRecipientInfo)
ASN1_SEQUENCE(CMS_OtherRecipientInfo) = {
@@ -215,86 +244,80 @@ ASN1_SEQUENCE(CMS_OtherRecipientInfo) = {
/* Free up RecipientInfo additional data */
static int cms_ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
- void *exarg)
- {
- if(operation == ASN1_OP_FREE_PRE)
- {
- CMS_RecipientInfo *ri = (CMS_RecipientInfo *)*pval;
- if (ri->type == CMS_RECIPINFO_TRANS)
- {
- CMS_KeyTransRecipientInfo *ktri = ri->d.ktri;
- if (ktri->pkey)
- EVP_PKEY_free(ktri->pkey);
- if (ktri->recip)
- X509_free(ktri->recip);
- }
- else if (ri->type == CMS_RECIPINFO_KEK)
- {
- CMS_KEKRecipientInfo *kekri = ri->d.kekri;
- if (kekri->key)
- {
- OPENSSL_cleanse(kekri->key, kekri->keylen);
- OPENSSL_free(kekri->key);
- }
- }
- else if (ri->type == CMS_RECIPINFO_PASS)
- {
- CMS_PasswordRecipientInfo *pwri = ri->d.pwri;
- if (pwri->pass)
- {
- OPENSSL_cleanse(pwri->pass, pwri->passlen);
- OPENSSL_free(pwri->pass);
- }
- }
- }
- return 1;
- }
+ void *exarg)
+{
+ if (operation == ASN1_OP_FREE_PRE) {
+ CMS_RecipientInfo *ri = (CMS_RecipientInfo *)*pval;
+ if (ri->type == CMS_RECIPINFO_TRANS) {
+ CMS_KeyTransRecipientInfo *ktri = ri->d.ktri;
+ if (ktri->pkey)
+ EVP_PKEY_free(ktri->pkey);
+ if (ktri->recip)
+ X509_free(ktri->recip);
+ if (ktri->pctx)
+ EVP_PKEY_CTX_free(ktri->pctx);
+ } else if (ri->type == CMS_RECIPINFO_KEK) {
+ CMS_KEKRecipientInfo *kekri = ri->d.kekri;
+ if (kekri->key) {
+ OPENSSL_cleanse(kekri->key, kekri->keylen);
+ OPENSSL_free(kekri->key);
+ }
+ } else if (ri->type == CMS_RECIPINFO_PASS) {
+ CMS_PasswordRecipientInfo *pwri = ri->d.pwri;
+ if (pwri->pass) {
+ OPENSSL_cleanse(pwri->pass, pwri->passlen);
+ OPENSSL_free(pwri->pass);
+ }
+ }
+ }
+ return 1;
+}
ASN1_CHOICE_cb(CMS_RecipientInfo, cms_ri_cb) = {
- ASN1_SIMPLE(CMS_RecipientInfo, d.ktri, CMS_KeyTransRecipientInfo),
- ASN1_IMP(CMS_RecipientInfo, d.kari, CMS_KeyAgreeRecipientInfo, 1),
- ASN1_IMP(CMS_RecipientInfo, d.kekri, CMS_KEKRecipientInfo, 2),
- ASN1_IMP(CMS_RecipientInfo, d.pwri, CMS_PasswordRecipientInfo, 3),
- ASN1_IMP(CMS_RecipientInfo, d.ori, CMS_OtherRecipientInfo, 4)
+ ASN1_SIMPLE(CMS_RecipientInfo, d.ktri, CMS_KeyTransRecipientInfo),
+ ASN1_IMP(CMS_RecipientInfo, d.kari, CMS_KeyAgreeRecipientInfo, 1),
+ ASN1_IMP(CMS_RecipientInfo, d.kekri, CMS_KEKRecipientInfo, 2),
+ ASN1_IMP(CMS_RecipientInfo, d.pwri, CMS_PasswordRecipientInfo, 3),
+ ASN1_IMP(CMS_RecipientInfo, d.ori, CMS_OtherRecipientInfo, 4)
} ASN1_CHOICE_END_cb(CMS_RecipientInfo, CMS_RecipientInfo, type)
ASN1_NDEF_SEQUENCE(CMS_EnvelopedData) = {
- ASN1_SIMPLE(CMS_EnvelopedData, version, LONG),
- ASN1_IMP_OPT(CMS_EnvelopedData, originatorInfo, CMS_OriginatorInfo, 0),
- ASN1_SET_OF(CMS_EnvelopedData, recipientInfos, CMS_RecipientInfo),
- ASN1_SIMPLE(CMS_EnvelopedData, encryptedContentInfo, CMS_EncryptedContentInfo),
- ASN1_IMP_SET_OF_OPT(CMS_EnvelopedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
+ ASN1_SIMPLE(CMS_EnvelopedData, version, LONG),
+ ASN1_IMP_OPT(CMS_EnvelopedData, originatorInfo, CMS_OriginatorInfo, 0),
+ ASN1_SET_OF(CMS_EnvelopedData, recipientInfos, CMS_RecipientInfo),
+ ASN1_SIMPLE(CMS_EnvelopedData, encryptedContentInfo, CMS_EncryptedContentInfo),
+ ASN1_IMP_SET_OF_OPT(CMS_EnvelopedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
} ASN1_NDEF_SEQUENCE_END(CMS_EnvelopedData)
ASN1_NDEF_SEQUENCE(CMS_DigestedData) = {
- ASN1_SIMPLE(CMS_DigestedData, version, LONG),
- ASN1_SIMPLE(CMS_DigestedData, digestAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_DigestedData, encapContentInfo, CMS_EncapsulatedContentInfo),
- ASN1_SIMPLE(CMS_DigestedData, digest, ASN1_OCTET_STRING)
+ ASN1_SIMPLE(CMS_DigestedData, version, LONG),
+ ASN1_SIMPLE(CMS_DigestedData, digestAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_DigestedData, encapContentInfo, CMS_EncapsulatedContentInfo),
+ ASN1_SIMPLE(CMS_DigestedData, digest, ASN1_OCTET_STRING)
} ASN1_NDEF_SEQUENCE_END(CMS_DigestedData)
ASN1_NDEF_SEQUENCE(CMS_EncryptedData) = {
- ASN1_SIMPLE(CMS_EncryptedData, version, LONG),
- ASN1_SIMPLE(CMS_EncryptedData, encryptedContentInfo, CMS_EncryptedContentInfo),
- ASN1_IMP_SET_OF_OPT(CMS_EncryptedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
+ ASN1_SIMPLE(CMS_EncryptedData, version, LONG),
+ ASN1_SIMPLE(CMS_EncryptedData, encryptedContentInfo, CMS_EncryptedContentInfo),
+ ASN1_IMP_SET_OF_OPT(CMS_EncryptedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedData)
ASN1_NDEF_SEQUENCE(CMS_AuthenticatedData) = {
- ASN1_SIMPLE(CMS_AuthenticatedData, version, LONG),
- ASN1_IMP_OPT(CMS_AuthenticatedData, originatorInfo, CMS_OriginatorInfo, 0),
- ASN1_SET_OF(CMS_AuthenticatedData, recipientInfos, CMS_RecipientInfo),
- ASN1_SIMPLE(CMS_AuthenticatedData, macAlgorithm, X509_ALGOR),
- ASN1_IMP(CMS_AuthenticatedData, digestAlgorithm, X509_ALGOR, 1),
- ASN1_SIMPLE(CMS_AuthenticatedData, encapContentInfo, CMS_EncapsulatedContentInfo),
- ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, authAttrs, X509_ALGOR, 2),
- ASN1_SIMPLE(CMS_AuthenticatedData, mac, ASN1_OCTET_STRING),
- ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, unauthAttrs, X509_ALGOR, 3)
+ ASN1_SIMPLE(CMS_AuthenticatedData, version, LONG),
+ ASN1_IMP_OPT(CMS_AuthenticatedData, originatorInfo, CMS_OriginatorInfo, 0),
+ ASN1_SET_OF(CMS_AuthenticatedData, recipientInfos, CMS_RecipientInfo),
+ ASN1_SIMPLE(CMS_AuthenticatedData, macAlgorithm, X509_ALGOR),
+ ASN1_IMP(CMS_AuthenticatedData, digestAlgorithm, X509_ALGOR, 1),
+ ASN1_SIMPLE(CMS_AuthenticatedData, encapContentInfo, CMS_EncapsulatedContentInfo),
+ ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, authAttrs, X509_ALGOR, 2),
+ ASN1_SIMPLE(CMS_AuthenticatedData, mac, ASN1_OCTET_STRING),
+ ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, unauthAttrs, X509_ALGOR, 3)
} ASN1_NDEF_SEQUENCE_END(CMS_AuthenticatedData)
ASN1_NDEF_SEQUENCE(CMS_CompressedData) = {
- ASN1_SIMPLE(CMS_CompressedData, version, LONG),
- ASN1_SIMPLE(CMS_CompressedData, compressionAlgorithm, X509_ALGOR),
- ASN1_SIMPLE(CMS_CompressedData, encapContentInfo, CMS_EncapsulatedContentInfo),
+ ASN1_SIMPLE(CMS_CompressedData, version, LONG),
+ ASN1_SIMPLE(CMS_CompressedData, compressionAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(CMS_CompressedData, encapContentInfo, CMS_EncapsulatedContentInfo),
} ASN1_NDEF_SEQUENCE_END(CMS_CompressedData)
/* This is the ANY DEFINED BY table for the top level ContentInfo structure */
@@ -302,69 +325,70 @@ ASN1_NDEF_SEQUENCE(CMS_CompressedData) = {
ASN1_ADB_TEMPLATE(cms_default) = ASN1_EXP(CMS_ContentInfo, d.other, ASN1_ANY, 0);
ASN1_ADB(CMS_ContentInfo) = {
- ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP(CMS_ContentInfo, d.data, ASN1_OCTET_STRING_NDEF, 0)),
- ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP(CMS_ContentInfo, d.signedData, CMS_SignedData, 0)),
- ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP(CMS_ContentInfo, d.envelopedData, CMS_EnvelopedData, 0)),
- ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP(CMS_ContentInfo, d.digestedData, CMS_DigestedData, 0)),
- ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP(CMS_ContentInfo, d.encryptedData, CMS_EncryptedData, 0)),
- ADB_ENTRY(NID_id_smime_ct_authData, ASN1_NDEF_EXP(CMS_ContentInfo, d.authenticatedData, CMS_AuthenticatedData, 0)),
- ADB_ENTRY(NID_id_smime_ct_compressedData, ASN1_NDEF_EXP(CMS_ContentInfo, d.compressedData, CMS_CompressedData, 0)),
+ ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP(CMS_ContentInfo, d.data, ASN1_OCTET_STRING_NDEF, 0)),
+ ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP(CMS_ContentInfo, d.signedData, CMS_SignedData, 0)),
+ ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP(CMS_ContentInfo, d.envelopedData, CMS_EnvelopedData, 0)),
+ ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP(CMS_ContentInfo, d.digestedData, CMS_DigestedData, 0)),
+ ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP(CMS_ContentInfo, d.encryptedData, CMS_EncryptedData, 0)),
+ ADB_ENTRY(NID_id_smime_ct_authData, ASN1_NDEF_EXP(CMS_ContentInfo, d.authenticatedData, CMS_AuthenticatedData, 0)),
+ ADB_ENTRY(NID_id_smime_ct_compressedData, ASN1_NDEF_EXP(CMS_ContentInfo, d.compressedData, CMS_CompressedData, 0)),
} ASN1_ADB_END(CMS_ContentInfo, 0, contentType, 0, &cms_default_tt, NULL);
/* CMS streaming support */
static int cms_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
- void *exarg)
- {
- ASN1_STREAM_ARG *sarg = exarg;
- CMS_ContentInfo *cms = NULL;
- if (pval)
- cms = (CMS_ContentInfo *)*pval;
- else
- return 1;
- switch(operation)
- {
-
- case ASN1_OP_STREAM_PRE:
- if (CMS_stream(&sarg->boundary, cms) <= 0)
- return 0;
- case ASN1_OP_DETACHED_PRE:
- sarg->ndef_bio = CMS_dataInit(cms, sarg->out);
- if (!sarg->ndef_bio)
- return 0;
- break;
-
- case ASN1_OP_STREAM_POST:
- case ASN1_OP_DETACHED_POST:
- if (CMS_dataFinal(cms, sarg->ndef_bio) <= 0)
- return 0;
- break;
-
- }
- return 1;
- }
+ void *exarg)
+{
+ ASN1_STREAM_ARG *sarg = exarg;
+ CMS_ContentInfo *cms = NULL;
+ if (pval)
+ cms = (CMS_ContentInfo *)*pval;
+ else
+ return 1;
+ switch (operation) {
+
+ case ASN1_OP_STREAM_PRE:
+ if (CMS_stream(&sarg->boundary, cms) <= 0)
+ return 0;
+ case ASN1_OP_DETACHED_PRE:
+ sarg->ndef_bio = CMS_dataInit(cms, sarg->out);
+ if (!sarg->ndef_bio)
+ return 0;
+ break;
+
+ case ASN1_OP_STREAM_POST:
+ case ASN1_OP_DETACHED_POST:
+ if (CMS_dataFinal(cms, sarg->ndef_bio) <= 0)
+ return 0;
+ break;
+
+ }
+ return 1;
+}
ASN1_NDEF_SEQUENCE_cb(CMS_ContentInfo, cms_cb) = {
- ASN1_SIMPLE(CMS_ContentInfo, contentType, ASN1_OBJECT),
- ASN1_ADB_OBJECT(CMS_ContentInfo)
+ ASN1_SIMPLE(CMS_ContentInfo, contentType, ASN1_OBJECT),
+ ASN1_ADB_OBJECT(CMS_ContentInfo)
} ASN1_NDEF_SEQUENCE_END_cb(CMS_ContentInfo, CMS_ContentInfo)
/* Specials for signed attributes */
-/* When signing attributes we want to reorder them to match the sorted
+/*
+ * When signing attributes we want to reorder them to match the sorted
* encoding.
*/
-ASN1_ITEM_TEMPLATE(CMS_Attributes_Sign) =
- ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, CMS_ATTRIBUTES, X509_ATTRIBUTE)
+ASN1_ITEM_TEMPLATE(CMS_Attributes_Sign) =
+ ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, CMS_ATTRIBUTES, X509_ATTRIBUTE)
ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Sign)
-/* When verifying attributes we need to use the received order. So
- * we use SEQUENCE OF and tag it to SET OF
+/*
+ * When verifying attributes we need to use the received order. So we use
+ * SEQUENCE OF and tag it to SET OF
*/
-ASN1_ITEM_TEMPLATE(CMS_Attributes_Verify) =
- ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
- V_ASN1_SET, CMS_ATTRIBUTES, X509_ATTRIBUTE)
+ASN1_ITEM_TEMPLATE(CMS_Attributes_Verify) =
+ ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
+ V_ASN1_SET, CMS_ATTRIBUTES, X509_ATTRIBUTE)
ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Verify)
@@ -387,3 +411,49 @@ ASN1_SEQUENCE(CMS_Receipt) = {
ASN1_SIMPLE(CMS_Receipt, originatorSignatureValue, ASN1_OCTET_STRING)
} ASN1_SEQUENCE_END(CMS_Receipt)
+/*
+ * Utilities to encode the CMS_SharedInfo structure used during key
+ * derivation.
+ */
+
+typedef struct {
+ X509_ALGOR *keyInfo;
+ ASN1_OCTET_STRING *entityUInfo;
+ ASN1_OCTET_STRING *suppPubInfo;
+} CMS_SharedInfo;
+
+ASN1_SEQUENCE(CMS_SharedInfo) = {
+ ASN1_SIMPLE(CMS_SharedInfo, keyInfo, X509_ALGOR),
+ ASN1_EXP_OPT(CMS_SharedInfo, entityUInfo, ASN1_OCTET_STRING, 0),
+ ASN1_EXP_OPT(CMS_SharedInfo, suppPubInfo, ASN1_OCTET_STRING, 2),
+} ASN1_SEQUENCE_END(CMS_SharedInfo)
+
+int CMS_SharedInfo_encode(unsigned char **pder, X509_ALGOR *kekalg,
+ ASN1_OCTET_STRING *ukm, int keylen)
+{
+ union {
+ CMS_SharedInfo *pecsi;
+ ASN1_VALUE *a;
+ } intsi = {
+ NULL
+ };
+
+ ASN1_OCTET_STRING oklen;
+ unsigned char kl[4];
+ CMS_SharedInfo ecsi;
+
+ keylen <<= 3;
+ kl[0] = (keylen >> 24) & 0xff;
+ kl[1] = (keylen >> 16) & 0xff;
+ kl[2] = (keylen >> 8) & 0xff;
+ kl[3] = keylen & 0xff;
+ oklen.length = 4;
+ oklen.data = kl;
+ oklen.type = V_ASN1_OCTET_STRING;
+ oklen.flags = 0;
+ ecsi.keyInfo = kekalg;
+ ecsi.entityUInfo = ukm;
+ ecsi.suppPubInfo = &oklen;
+ intsi.pecsi = &ecsi;
+ return ASN1_item_i2d(intsi.a, pder, ASN1_ITEM_rptr(CMS_SharedInfo));
+}